N-BUTYLTHIOUREA Chemical Properties

Melting point:

77-78°C

Boiling point:

245°C (estimate)

Density 

1.005 (estimate)

refractive index 

1.5300 (estimate)

pka

14.82±0.29(Predicted)

form 

powder to crystal

color 

White to Almost white

λmax

237nm(EtOH aq.)(lit.)

BRN 

1744779

CAS DataBase Reference

1516-32-1(CAS DataBase Reference)

EPA Substance Registry System

Thiourea, butyl- (1516-32-1)

Safety Information

Risk Statements 

36/37/38

Safety Statements 

26-36/37/39

RIDADR 

2811

RTECS 

YS4375000

TSCA 

Yes

HS Code 

2930.90.9250

HazardClass 

IRRITANT

PackingGroup 

III

Toxicity

mouse,LD50,intraperitoneal,300mg/kg (300mg/kg),National Technical Information Service. Vol. AD277-689,

MSDS

• Language:English Provider:ALFA

N-BUTYLTHIOUREA Usage And Synthesis

Safety Profile

A poison by intraperitoneal route. When heated to decomposition it emits very toxic fumes of NO, and SOx.

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